(3GdeSQM chSjdI GJUGd LeGgjQi (B/ s - (3YHOGdeLjO TcQis ((3GdbGgQI (B: s (3GdYQHi ddfTQ hGdJhRjY , s, 1993)
Keywords: (3GdeSQMs; (3hSGFd GdGYdGes; (3GdeSQM hGdeLJeYs; (3JGQjN hfbOs; (3GdeSQMjGJ GdYQHjIs